Milka makes boxes of chocolates for which the demand is uncertain. " Quarterly demand (in boxes of chocolates) for the last 3 years follows: Quarter Year 1 Year 2 Year 3 1 3,000 3,300 3,502 2 1,700 2,100 2,448 3 900 1,500 1,768 4 4,400 5,100 5,882 Total 10,000 12,000 13,600 a- Use intuition and judgment to estimate quarterly demand for the fourth year. b- Use weighted moving average to estimate the demand for every quarter in the fourth year. Try to calculate the weights from historical data of last two years

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